Due to Sweden’s innovative waste-to-energy program and highly efficient recycling habits, the Scandinavian nation faces an interesting dilemma. They have run out of trash. Sweden’s waste management and recycling programs are second to none as only four percent of the nation’s waste ends up in landfills. By contrast, according to the U.S. Environmental Protection Agency, over half of the waste produced by U.S. households ends up in landfills.